diff --git a/CHANGELOG b/CHANGELOG
index 85ffbe366..0bb879b6e 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,4 +1,4 @@
-* 1.40.1 (2019-XX-XX)
+* 1.40.1 (2019-04-29)
 
 * fixed regression in NodeTraverser
 
diff --git a/ext/twig/php_twig.h b/ext/twig/php_twig.h
index abe950bc2..952105ad4 100644
--- a/ext/twig/php_twig.h
+++ b/ext/twig/php_twig.h
@@ -15,7 +15,7 @@
 #ifndef PHP_TWIG_H
 #define PHP_TWIG_H
 
-#define PHP_TWIG_VERSION "1.40.1-DEV"
+#define PHP_TWIG_VERSION "1.40.1"
 
 #include "php.h"
 
diff --git a/src/Environment.php b/src/Environment.php
index 76951f4b1..97a7c1614 100644
--- a/src/Environment.php
+++ b/src/Environment.php
@@ -41,12 +41,12 @@ use Twig\TokenParser\TokenParserInterface;
  */
 class Environment
 {
-    const VERSION = '1.40.1-DEV';
+    const VERSION = '1.40.1';
     const VERSION_ID = 14001;
     const MAJOR_VERSION = 1;
     const MINOR_VERSION = 40;
     const RELEASE_VERSION = 1;
-    const EXTRA_VERSION = 'DEV';
+    const EXTRA_VERSION = '';
 
     protected $charset;
     protected $loader;